How might it be possible to improve upon the already popular, tech heavy Tesla Model S electric sedan? Turn it over to creative auto concept designers Rinspeed. This outfit, which has turned out some rather interesting designs over the years, is taking to the Geneva Motor Show later this year with XchangeE, an autonomous driving design idea.

Yes, Rovio's new Angry Birds game will be sold on Amazon's long-awaited digital app storefront. But what does the Market actually look like? And how does it differ from Google's official Android Market?